CN210569202U - Electromagnetic hot air device - Google Patents
Electromagnetic hot air device Download PDFInfo
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- CN210569202U CN210569202U CN201921266581.8U CN201921266581U CN210569202U CN 210569202 U CN210569202 U CN 210569202U CN 201921266581 U CN201921266581 U CN 201921266581U CN 210569202 U CN210569202 U CN 210569202U
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Abstract
The utility model discloses an electromagnetic hot air device, which comprises a base, an outer cylinder, a wind shielding inner core and a plurality of spiral radiating fins; the outer cylinder is arranged on the base, one end of the outer cylinder is provided with an air inlet, and the other end of the outer cylinder is provided with an air outlet communicated with the air inlet; the wind shielding inner core is fixed inside the outer cylinder, the spiral radiating fins are arranged between the outer cylinder and the wind shielding inner core, the spiral radiating fins are fixed on the circumferential direction of the inner wall of the outer cylinder at intervals so that a spiral ventilating channel is formed between two adjacent spiral radiating fins, and the wind shielding inner core is used for forcing airflow to pass through the spiral ventilating channel; the one end that the inner core that keeps out the wind is close to the air intake is provided with conical wind-guiding end, with the help of conical wind-guiding end, and wind enters into the spiral air duct along the conical surface of conical wind-guiding end from the position of air intake to fully guarantee that wind carries out the heat exchange with spiral fin in the urceolus, make its heat transfer distance longer, the heat transfer is abundant, thereby improves heat conversion efficiency.
Description
Technical Field
The utility model relates to an electromagnetic heating equipment's technical field especially relates to an electromagnetic hot air device.
Background
The original hot air production mode generally produces steam by burning a boiler by traditional fuels such as coal, oil, natural gas and the like, and then obtains hot air by radiating fins or directly obtains hot air by a combustion heat exchanger. However, the coal-fired boiler generates a large amount of smoke and dust, which seriously causes environmental pollution, and the oil-fired and gas-fired boiler is not approved by users due to high operation cost and is gradually banned. Therefore, the electromagnetic induction air heater appears in the market, although the pollution pressure of environment can be alleviated to the electromagnetic induction air heater, its most direct heating pipe pipeline that adopts, the heat transfer distance is short, causes that rate of heating is slower, and the heat transfer is not abundant to lead to the heat conversion rate low.
SUMMERY OF THE UTILITY MODEL
To the deficiency of the prior art, the utility model aims to provide an electromagnetism hot-blast apparatus that heat conversion rate is high.
The purpose of the utility model is realized by adopting the following technical scheme:
an electromagnetic hot air device comprises a base, an outer cylinder, a wind shielding inner core and a plurality of spiral radiating fins;
the outer cylinder body is arranged on the base, one end of the outer cylinder body is provided with an air inlet, and the other end of the outer cylinder body is provided with an air outlet communicated with the air inlet;
the wind shielding inner core is fixed inside the outer cylinder, the spiral radiating fins are arranged between the outer cylinder and the wind shielding inner core, the spiral radiating fins are fixed on the circumferential direction of the inner wall of the outer cylinder at intervals so as to form a spiral ventilating channel between two adjacent spiral radiating fins, and the wind shielding inner core is used for forcing airflow to pass through the spiral ventilating channel;
the wind shielding inner core is provided with a conical wind guiding end at one end close to the air inlet, and wind enters the spiral ventilating duct from the position of the air inlet along the conical surface of the conical wind guiding end by means of the conical wind guiding end so as to fully ensure that the wind exchanges heat with the spiral radiating fins in the outer barrel body.
Further, the spiral radiating fins are welded on the inner wall of the outer barrel body, and the spiral radiating fins are not in contact with the wind shielding inner core.
Furthermore, a plurality of support rods are arranged on the outer walls of the two ends of the wind shielding inner core at intervals, so that the wind shielding inner core is fixed in the outer barrel through the support rods.
Furthermore, the outer cylinder and the spiral radiating fins are made of the same metal material.
Further, the base comprises a bottom plate and two side plates, and the two side plates are fixedly connected to two ends of the bottom plate respectively.
Further, the periphery of the outer cylinder body is further provided with an outer cover, the outer cover is fixed on the two side plates and the bottom plate, and a plurality of first heat dissipation holes are formed in the outer cover.
Furthermore, the outer cover is further provided with a second heat dissipation hole, and a heat dissipation fan is installed in the second heat dissipation hole.
Compared with the prior art, the beneficial effects of the utility model reside in that:
the utility model discloses an outer barrel welds with spiral fin, after electromagnetic induction heating coil circular telegram, when outer barrel was heated and changes, prevented the separation of spiral fin and outer barrel, lead cold wind through the conical wind-guiding end that the inner core that keeps out the wind is close to air intake one end, cold wind gets into the urceolus from the air intake and internal and carry out the heat exchange with spiral fin, and wind forms the vortex along spiral fin, makes its heat transfer distance longer, and the heat transfer is abundant to improve its thermal conversion efficiency.
Drawings
FIG. 1 is a schematic structural view of an embodiment of the present invention without a cover;
FIG. 2 is a schematic view of the inner structure of the outer cylinder according to the embodiment of the present invention;
fig. 3 is a schematic structural view of the wind shielding inner core and the conical wind guiding tip according to the embodiment of the present invention;
FIG. 4 is a schematic structural view of the connection between the outer cylinder and the spiral fins according to the embodiment of the present invention;
FIG. 5 is a schematic cross-sectional view of FIG. 4;
FIG. 6 is a schematic structural view of the outer cylinder, the spiral fins and the wind shielding inner core according to the embodiment of the present invention;
FIG. 7 is a schematic cross-sectional view of FIG. 6;
fig. 8 is a schematic structural view of the embodiment of the present invention in a state where the cover is installed.
In the figure: 1. a base plate; 10. a side plate; 2. an outer cylinder; 20. an air inlet; 21. an air outlet; 22. a spiral heat sink; 220. a spiral air duct; 221. a channel; 23. an electromagnetic induction heating coil; 3. an inner core for shielding wind; 30. a support bar; 31. a conical wind guide end; 4. a housing; 40. a first heat dissipation hole; 41. a second heat dissipation hole; 410. a heat dissipation fan.
Detailed Description
In the following, the present invention is described with priority in conjunction with the accompanying drawings and the detailed description, and it should be noted that, in the premise of no conflict, the embodiments or technical features described below may be arbitrarily combined to form a new embodiment.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "horizontal", "vertical", "top", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that unless explicitly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; either directly or indirectly through intervening media, or through both elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
The implementation mode is as follows:
as shown in fig. 1-8, the utility model discloses an electromagnetic hot air device, which comprises a base, an outer cylinder 2, a wind shielding inner core 3 and a plurality of spiral radiating fins 22; the outer barrel 2 is installed on the base, preferably, the base comprises a bottom plate 1 and two side plates 10, the two side plates 10 are fixedly connected to two ends of the bottom plate 1 respectively, mounting holes are symmetrically formed in the two side plates 10, two ends of the outer barrel 2 are installed in the mounting holes, one end of the outer barrel 2 is provided with an air inlet 20, and the other end of the outer barrel 2 is provided with an air outlet 21 communicated with the air inlet 20.
The wind shielding inner core 3 is fixed in the outer cylinder 2, preferably, a plurality of support rods 30 are arranged on the outer walls of the two ends of the wind shielding inner core 3 at intervals, so that the wind shielding inner core 3 is fixed in the outer cylinder 2 through the support rods 30. Spiral radiating fins 22 are installed between outer barrel 2 and the inner core 3 that keeps out the wind, a plurality of spiral radiating fins 22 are fixed in at intervals in the circumference of outer barrel 2 inner wall to form a spiral ventilation way 220 between two adjacent spiral radiating fins 22, spiral radiating fins 22 are fixed in on the outer barrel 2 inner wall, make it produce the heat under the effect of electromagnetic induction heating coil 23.
In addition, as shown in fig. 4 and 6, a plurality of spiral-type heat dissipation fins 22 surround to form a channel 221, the wind shielding inner core 3 is installed in the channel 221 to fill the space of the channel 221, the air flow is forced to pass through the spiral air duct 220 by the wind shielding inner core 3, and the wind forms a vortex in the spiral air duct 220 along the spiral-type heat dissipation fins 22, so that when the wind enters the outer cylinder 2 from the wind inlet 20, the space of the channel 221 is too large, which affects the heat exchange efficiency of the wind in the outer cylinder 2.
One end of the wind shielding inner core 3 close to the air inlet 20 is provided with a conical wind guiding end 31, and by means of the conical wind guiding end 31, wind enters the spiral ventilating duct 220 from the position of the air inlet 20 along the conical surface of the conical wind guiding end 31, so that heat exchange between the wind and the spiral radiating fins 22 in the outer cylinder 2 is fully ensured.
During the use, electromagnetic induction heating coil 23 circular telegram, outer barrel 2 and with outer barrel 2 spiral fin 22 of being heated welded all be heated, cold wind gets into outer barrel 2 in from the air intake 20 of outer barrel 2, the conical wind-guiding end 31 that is close to air intake 20 one end through the inner core 3 that keeps out the wind guides cold wind, wind gets into spiral ventilation way 220 along the conical surface of conical wind-guiding end 31 from the position of air intake 20 to fully guarantee to get into outer barrel 2 interior wind and spiral fin 22 from air intake 20 and carry out the heat exchange. After in the outer barrel 2 of cold wind entering, it forms the vortex and carries out the heat exchange in spiral ventiduct 220 along spiral fin 22, and cold wind gets into outer barrel 2 from the air intake 20 of outer barrel 2 in, after the heat exchange, because spiral ventiduct 220's effect, wind carries out the heat exchange after the longer time in outer barrel 2, just goes out from outer barrel 2's air outlet 21 for wind is heat exchange fully in outer barrel 2, thereby improves its thermal conversion efficiency.
In addition, the spiral radiating fins 22 are welded on the inner wall of the outer cylinder 2, namely the outer cylinder 2 is welded with the spiral radiating fins 22, and the spiral radiating fins 22 are not in contact with the wind shielding inner core 3, so that the wind shielding inner core 3 is prevented from generating heat under the action of the electromagnetic induction heating coil 23. Preferably, outer barrel 2 and spiral fin 22 adopt same metal material to make, after electromagnetic induction heating coil 23 circular telegram, when outer barrel 2 was heated and changes, prevented spiral fin 22 and outer barrel 2's separation, thereby improved the utility model discloses a life.
In order to make the electromagnetic hot air device have more space for selection when being installed, preferably, the outer cylinder 2 is further provided with an outer cover 4 at the periphery thereof, the outer cover 4 is fixed on the two side plates 10 and the bottom plate 1, and the outer cover 4 is provided with a plurality of first heat dissipation holes 40. Through the arrangement of the plurality of first heat dissipation holes 40, after the electromagnetic induction heating coil 23 is electrified, the heat is dissipated to the space formed by the outer cover 4 and the bottom plate 1 and the two side plates 10, and the temperature of the outer cover 4 is prevented from being too high. In order to make the heat dissipation effect of the space formed by the outer cover 4, the bottom plate 1 and the two side plates 10 better, further, a second heat dissipation hole 41 is further formed on the outer cover 4, and a heat dissipation fan 410 is installed in the second heat dissipation hole 41 to dissipate heat through the heat dissipation fan 410.
The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention cannot be limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are all within the protection scope of the present invention.
Claims (7)
1. An electromagnetic hot air device is characterized in that:
comprises a base, an outer cylinder, a wind shielding inner core and a plurality of spiral radiating fins;
the outer cylinder body is arranged on the base, one end of the outer cylinder body is provided with an air inlet, and the other end of the outer cylinder body is provided with an air outlet communicated with the air inlet;
the wind shielding inner core is fixed inside the outer cylinder, the spiral radiating fins are arranged between the outer cylinder and the wind shielding inner core, the spiral radiating fins are fixed on the circumferential direction of the inner wall of the outer cylinder at intervals so as to form a spiral ventilating channel between two adjacent spiral radiating fins, and the wind shielding inner core is used for forcing airflow to pass through the spiral ventilating channel;
the wind shielding inner core is provided with a conical wind guiding end at one end close to the air inlet, and wind enters the spiral ventilating duct from the position of the air inlet along the conical surface of the conical wind guiding end by means of the conical wind guiding end so as to fully ensure that the wind exchanges heat with the spiral radiating fins in the outer barrel body.
2. An electromagnetic hot air device according to claim 1, characterized in that: the spiral radiating fins are welded on the inner wall of the outer barrel body, and the spiral radiating fins are not in contact with the wind shielding inner core.
3. An electromagnetic hot air device according to claim 1, characterized in that: the outer walls at the two ends of the wind shielding inner core are provided with a plurality of support rods at intervals, so that the wind shielding inner core is fixed in the outer barrel through the support rods.
4. An electromagnetic hot air device according to claim 1, characterized in that: the outer cylinder and the spiral radiating fins are made of the same metal material.
5. An electromagnetic hot air device according to claim 1, characterized in that: the base comprises a bottom plate and two side plates, wherein the two side plates are fixedly connected to two ends of the bottom plate respectively.
6. An electromagnetic hot air device according to claim 5, characterized in that: the periphery of the outer barrel body is further provided with an outer cover, the outer cover is fixed on the two side plates and the bottom plate, and a plurality of first heat dissipation holes are formed in the outer cover.
7. An electromagnetic hot air device according to claim 6, characterized in that: the outer cover is further provided with a second heat dissipation hole, and a heat dissipation fan is installed in the second heat dissipation hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921266581.8U CN210569202U (en) | 2019-08-05 | 2019-08-05 | Electromagnetic hot air device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921266581.8U CN210569202U (en) | 2019-08-05 | 2019-08-05 | Electromagnetic hot air device |
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| Publication Number | Publication Date |
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| CN210569202U true CN210569202U (en) | 2020-05-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921266581.8U Active CN210569202U (en) | 2019-08-05 | 2019-08-05 | Electromagnetic hot air device |
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| CN (1) | CN210569202U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112103030A (en) * | 2020-09-21 | 2020-12-18 | 国网山东省电力公司烟台供电公司 | Oil-immersed three-phase transformer |
| CN112728626A (en) * | 2021-01-05 | 2021-04-30 | 北京旭碳新材料科技有限公司 | Heating system |
| CN113203203A (en) * | 2021-05-09 | 2021-08-03 | 袁军章 | Spiral electric hot air device |
| CN114739003A (en) * | 2022-05-01 | 2022-07-12 | 袁军章 | Electromagnetic induction cold air heating device |
| WO2023015750A1 (en) * | 2021-08-11 | 2023-02-16 | 深圳市一诺微特电机有限公司 | Double-channel, spiral-type, efficient heat dissipation motor structure |
-
2019
- 2019-08-05 CN CN201921266581.8U patent/CN210569202U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112103030A (en) * | 2020-09-21 | 2020-12-18 | 国网山东省电力公司烟台供电公司 | Oil-immersed three-phase transformer |
| CN112728626A (en) * | 2021-01-05 | 2021-04-30 | 北京旭碳新材料科技有限公司 | Heating system |
| CN113203203A (en) * | 2021-05-09 | 2021-08-03 | 袁军章 | Spiral electric hot air device |
| WO2023015750A1 (en) * | 2021-08-11 | 2023-02-16 | 深圳市一诺微特电机有限公司 | Double-channel, spiral-type, efficient heat dissipation motor structure |
| CN114739003A (en) * | 2022-05-01 | 2022-07-12 | 袁军章 | Electromagnetic induction cold air heating device |
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